#include <stdio.h>
int main()
{
	int num = 520;
	const int cnum = 880;
	const int * const p = &cnum;

	*p = 1024;
	printf("*p:%d \n",*p);
	
	p = &cnum;
	printf("*p:%d \n",*p);

	return 0;
}
